Operation Manual

BX25, RCK54(P)-23BX, RCK60B-23BX, LA240, BT601, WSM
ENGINE
Oil Clearance between Crankshaft Journal and Crankshaft
Bearing 2
and Crankshaft Bearing 3 (Continued)
(Reference)
• Undersize crankshaft bearing 2 and 3 (0.2 mm (0.008 in.))
A
B
3EEABAB 1 P 152B
Bearing
Code Number Marking
Crankshaft bearing 2
02
1 G460-23930
020 US
Crankshaft bearing 3 02
1 G460-23940
• Undersize crankshaft bearing 2 and 3 (0.4 mm (0.016 in.))
Bearing Code Number
Marking
Crankshaft bearing 2
04 1 G460-23950
040 US
Crankshaft bearing 3 04
1 G460-23960
• Undersize dimensions of crankshaft journal
Undersize
0.2mm
0.008 in.
0.4mm
0.016 in.
Dimension A
1.8 to 2.2 mm radius
0.071 to 0.087 in.radius
1.8 to 2.2 mm radius
0.071 to 0.087 in.radius
'Dimension B
1.0 to 1.5 mm relief
0.0394
to 0.0591 in. relief
1.0 to 1.5 mm relief
0.0394 to 0.0591 in. relief
Dimension C
43.734
to 43.750 mm dia.
1.72181
to
1.72244 in. dia.
43.534 to 43.550 mm dia.
1.71394 to
1.71457 in. dia.
Dimension
0
43.734 to 43.750 mm dia.
1.72181 to
1.72244 in. dia.
43.534 to 43.550 mm dia.
1.71394 to
1.71457 in. dia.
(0.8S)
The crankshaft journal must be fine-finished to higher than VVVV.
'Holes to be de-burred and edges rounded with 1.0 to 1.5 mm
(0.0394 to 0.0591 in.) relief.
Wi047088
1-S57